<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>index4</title>
	<style>
		*{
			margin: 0;
			padding: 0;
		}
		img{
			width: 100%;
			height: 100%;
		}
		#container{
			width: 920px;
			margin: 0 auto;
		}
		#header{
			width: 100%;
			height: 55px;
		}
		#top{
			height: 24px;
			background: #fff;
		}
		#middle_left{
			width: 220px;
			height: 100%;
			float: left;
			background: url('images/logo.jpg');
		}
		#middle_right{
			width: 700px;
			height: 100%;
			float: left;
			background: url('images/headerBk.jpg');
		}
		#bottom{
			height: 112px;
			background: url('images/banner.jpg');
		}
		#main{
			height: 400px;
			color: #fff;
			background: #00f;
		}
		#footer{
			height: 60px;
			background: #ccc;
		}
	</style>
</head>
<body>
	<div id="container">
		<div id="top">
			<span>[发布信息][进入后台]</span>
			<span style="float: right;">[联系我们][收藏本页][设为主页]</span>
		</div>
		<div id="header">
			<div id="middle_left"></div>
			<div id="middle_right"></div>
		</div>
		<div id="bottom"></div>
		<div id="main">
			主体(main)
		</div>
		<div id="footer">
			底部（footer）
		</div>
	</div>
</body>
</html>